docs: def display_matrix(self, matrix, interval=2.0, brightness=1.0, fading=False, ignore_duplicates=False):
          """
          Displays an LED matrix on Nuimo's LED matrix display.
  
          :param matrix: the matrix to display
          :param interval: interval in seconds until the matrix disappears again
          :param brightness: led brightness between 0..1
          :param fading: if True, the previous matrix fades into the new matrix
          :param ignore_duplicates: if True, the matrix is not sent again if already being displayed
          """
          self._matrix_writer.write(
              matrix=matrix,
              interval=interval,
              brightness=brightness,
              fading=fading,
              ignore_duplicates=ignore_duplicates
          )